wall industries, inc. 5 watson brook road exeter, nh 03833 08/08/2012 603-778-2300 www.wallindustries.com fax 603-778-9797 page 1 of 5 technical datasheet rev. b dcmua series 2:1 wide input voltage ranges single and dual outputs 2.0? x 1.0? x 0.4? encapsulat ed shielded metal package 5 watt dc/dc power converters applications ? battery powered equipment ? telecommunication applications ? distributed power systems ? industrial applications ? process control equipment ? transportation equipment ? military applications features ? single and dual outputs ? 2:1 input voltage ranges: 9-18vdc, 18-36vdc, and 36~75vdc ? high power density ? fixed switching frequency: 300khz ? 1500vdc i/o isolation ? high efficiency up to 87% ? short circuit, over voltage, over load, and reverse voltage protection ? shielded metal case with insulated base-plate ? industry standard 2.0? x 1.0? x 0.4? dip package ? lead free design, rohs compliant ? extended operating temperature range: -55c to +95c ? remote on/off control ? custom designs available description the dcmua series of isolated dc/dc power converters provides 5 watts of c ontinuous output power in a 2.0? x 1.0? x 0.4? shielded metal case. this series c onsists of single and dual output models with 2:1 input voltage ranges of 9-18vdc, 18~36vdc, and 36~75vdc. some features include high efficien cy up to 87%, 1500vdc i/o isolation, and -55c to +95c extended operating temperature range. the dcmua series is rohs compliant and has short circuit, over load, over voltage, and reverse voltage protection. th ese converters are best suited for use in military applications, battery operated equipment, measurement equipment, telecom, wireless networks , industry control systems, and anywhere where isolated, tightly regulated voltages and compact size are required.
rev. b dcmua series single & dual outputs 2:1 wide input voltage ranges 5 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter, nh 03833 08/08/2012 603-778-2300 www.wallindustries.com fax 603-778-9797 page 2 of 5 technical specifications: dcmua series all specifications are based on 25c, nominal input volta ge, and maximum output current unless otherwise noted. we reserve the right to change specifi cations based on technological advances. specification test conditions min nom max unit input specif ications 12vdc nominal input models 9 12 18 24vdc nominal input models 18 24 36 input voltage range 48vdc nominal input models 36 48 75 vdc 12vdc nominal input models 25 24vdc nominal input models 50 input surge voltage (100ms max) 48vdc nominal input models 100 vdc input reflected ripple current nomin al vin and full load 250 map-p input current see table input filter pi type sourcing current of remote control pin nominal vin 0.2 ma idle input current (at remote off state) nominal vin 3 ma output specifications output voltage see table voltage accuracy full load and nominal vin -1 +1 % output current see table minimum load see table maximum capacitive load see table start-up time nominal vin and constant resistive load 400 ms line regulation ll to hl at full load -0.5 +0.5 % single output models 25% load to full load -0.5 +0.5 balanced output -0.5 +0.5 load regulation dual output models unbalanced load 25% to full load -5 +5 % output power 0 5 w ripple & noise 20mhz bandwidth 75 mvp-p temperature coefficient 0.02 %/c transient response overshoot di/dt=0.8a/s 5 % of vo transient response settling time 50% load step change 300 s protection 3.3vdc output models 3.9 5vdc output models 6.2 12vdc output models 15 over voltage protection 15vdc output models zener diode clamp 18 vdc short circuit protection continuous, automatic recovery over load protection % of full load at nominal input 150 % reverse voltage protection 1.0 a general specifications efficiency nominal input see table isolation voltage input to output 1500 vdc isolation resistance input to output (500vdc) 1 g ? isolation capacitance 24vdc nominal input 580 pf switching frequency 300 khz environmental specifications operating temperature with derating (see derating curve) -55 +95 c maximum case surface temperature +105 c storage temperature -55 +125 c relative humidity 5 95 % rh cooling free air convection soldering temperature lead-free wave soldering 260c/10sec. max. mtbf 1,960,000 hours physical specifications case material nickel-coated copper base material non-conductive black plastic potting material silicon rubber (ul94v-0) weight 1.06oz (30g) dimensions (l x w x h) 2.0 x 1.0 x 0.4 inches (50.8 x 25.4 x 10.2 mm)
rev. b dcmua series single & dual outputs 2:1 wide input voltage ranges 5 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter, nh 03833 08/08/2012 603-778-2300 www.wallindustries.com fax 603-778-9797 page 3 of 5 model selection table single output models output current input current model number input voltage range output voltage min load (1) full load no load full load output power efficiency maximum (2) capacitive load dcmua12s3.3-5 3.3 vdc 20ma 1500ma 7ma 558ma 5w 78% 4700f dcmua12s5-5 5 vdc 0ma 1000ma 7ma 549ma 5w 80% 2200f dcmua12s12-5 12 vdc 0ma 416ma 18ma 514ma 5w 85% 330f dcmua12s15-5 12 vdc (9 ? 18 vdc) 15 vdc 0ma 333ma 22ma 514ma 5w 85% 220f dcmua24s3.3-5 3.3 vdc 20ma 1500ma 4ma 275ma 5w 79% 3200f dcmua24s5-5 5 vdc 0ma 1000ma 4ma 268ma 5w 82% 2200f dcmua24s12-5 12 vdc 0ma 416ma 10ma 254ma 5w 86% 330f dcmua24s15-5 24 vdc (18 ? 36 vdc) 15 vdc 0ma 333ma 12ma 251ma 5w 87% 220f dcmua48s3.3-5 3.3 vdc 20ma 1500ma 1.6ma 142ma 5w 77% 3300f dcmua48s5-5 5 vdc 0ma 1000ma 1.7ma 134ma 5w 82% 2200f dcmua48s12-5 12 vdc 0ma 416ma 6ma 129ma 5w 85% 220f dcmua48s15-5 48 vdc (36 ? 75 vdc) 15 vdc 0ma 333ma 7ma 127ma 5w 86% 147f dual output models output current input current model number input voltage range output voltage min load (1) full load no load full load output power efficiency maximum (2) capacitive load dcmua12d5-5 5 vdc 57ma 500ma 6ma 535ma 5w 82% 1100f dcmua12d12-5 12 vdc 0ma 208ma 27ma 520ma 5w 84% 100f dcmua12d15-5 12 vdc (9 ? 18 vdc) 15 vdc 0ma 167ma 30ma 516ma 5w 85% 69f dcmua24d5-5 5 vdc 57ma 500ma 4ma 264ma 5w 83% 990f DCMUA24D12-5 12 vdc 0ma 208ma 15ma 254ma 5w 86% 122f dcmua24d15-5 24 vdc (18 ? 36 vdc) 15 vdc 0ma 167ma 15ma 252ma 5w 87% 147f dcmua48d5-5 5 vdc 57ma 500ma 22ma 134ma 5w 82% 1000f dcmua48d12-5 12 vdc 0ma 208ma 8ma 127ma 5w 86% 220f dcmua48d15-5 48 vdc (36 ? 75 vdc) 15 vdc 0ma 167ma 8ma 127ma 5w 86% 13f notes 1. output current under this value will not damage these devices; however, they may not meet all listed specifications. 2. for each output.
rev. b dcmua series single & dual outputs 2:1 wide input voltage ranges 5 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter, nh 03833 08/08/2012 603-778-2300 www.wallindustries.com fax 603-778-9797 page 4 of 5 derating curve 120 100 80 60 40 20 0 -55 -35 -15 5 25 45 65 85 105 125 ambient temperature (c) output power (%) power derating curve 100 mechanical drawing unit: inches (mm) 0.4 (10.16) 1.0 (25.4) 0.4 (10.16) 0.6 (15.2) 0.8 (20.32) 0.4 (10.16) 0.2 (5.08) ?0.04 (?1.0) tolerance: 0.02 (0.5) 2.0 (50.8) 0.4 (10.16) 0.2 (5.08) 0.3 (7.62) 1 2 3 4 5 pin assignment pin single dual 1 +vin +vin 2 -vin -vin 3 +vout +vout 4 no pin common 5 -vout -vout bottom view
rev. b dcmua series single & dual outputs 2:1 wide input voltage ranges 5 watt dc/dc power converters wall industries, inc. 5 watson brook road exeter, nh 03833 08/08/2012 603-778-2300 www.wallindustries.com fax 603-778-9797 page 5 of 5 company information wall industries, inc. has created custom and modified units for over 50 years. our in-house research and development engineers will provide a solution that exceeds your perfo rmance requirements on-time and on budget. our iso9001-2008 certification is just one example of our commitment to produc ing a high quality, well-documented product for our customers. our past projects demonstrate our commitment to you, our cu stomer. wall industries, inc. has a reputation for working closely with its customers to ensure each solution meets or exceeds form, fit and f unction requirements. we will continue to provide ongoing support for your project a bove and beyond the design and production phases. give us a call today to discuss your future projects. contact wall industries for further information: phone: ? (603)778-2300 toll free: ? (888)587-9255 fax: ? (603)778-9797 e-mail: sales@wallindustries.com web: www.wallindustries.com address: 5 watson brook rd. exeter, nh 03833
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